Now showing the active transmitters of the selected satellite in the RadarView recycler

app/src/main/java/com/rtbishop/lookingsat/MainViewModel.kt

@@ -17,6 +17,7 @@ import com.google.android.gms.location.LocationServices
 import com.rtbishop.lookingsat.repo.Repository
 import com.rtbishop.lookingsat.repo.SatPass
 import com.rtbishop.lookingsat.repo.SatPassPrefs
+import com.rtbishop.lookingsat.repo.Transmitter
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
@@ -150,6 +151,10 @@ class MainViewModel(application: Application) : AndroidViewModel(application) {
             }
         }
     }
+
+    suspend fun getTransmittersForSat(id: Int): List<Transmitter> {
+        return repository.getTransmittersForSat(id)
+    }
 }
 
 fun SharedPreferences.Editor.putDouble(key: String, double: Double)

app/src/main/java/com/rtbishop/lookingsat/ui/RadarFragment.kt

@@ -9,10 +9,15 @@ import android.view.ViewGroup
 import android.widget.FrameLayout
 import android.widget.TextView
 import androidx.fragment.app.Fragment
+import androidx.lifecycle.ViewModelProvider
+import androidx.lifecycle.lifecycleScope
+import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import com.github.amsacode.predict4java.SatPos
+import com.rtbishop.lookingsat.MainViewModel
 import com.rtbishop.lookingsat.R
 import com.rtbishop.lookingsat.repo.SatPass
+import kotlinx.coroutines.launch
 import java.text.SimpleDateFormat
 import java.util.*
 import java.util.concurrent.Executors
@@ -25,14 +30,22 @@ class RadarFragment : Fragment() {
     private val delay = 5000L
     private val service = Executors.newSingleThreadScheduledExecutor()
 
+    private lateinit var viewModel: MainViewModel
     private lateinit var satPass: SatPass
     private lateinit var radarView: RadarView
     private lateinit var radarSkyFrame: FrameLayout
-    private lateinit var radarRecycler: RecyclerView
+    private lateinit var transRecycler: RecyclerView
+    private lateinit var transAdapter: TransAdapter
     private lateinit var radarSatName: TextView
     private lateinit var radarMaxEl: TextView
     private lateinit var radarAos: TextView
     private lateinit var radarLos: TextView
+    private lateinit var transNoFound: TextView
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        viewModel = ViewModelProvider(activity as MainActivity).get(MainViewModel::class.java)
+    }
 
     override fun onCreateView(
         inflater: LayoutInflater,
@@ -46,13 +59,36 @@ class RadarFragment : Fragment() {
         super.onViewCreated(view, savedInstanceState)
         satPass = arguments?.get("satPass") as SatPass
         radarSkyFrame = view.findViewById(R.id.radar_sky_frame)
-        radarRecycler = view.findViewById(R.id.radar_recycler)
+        transRecycler = view.findViewById(R.id.radar_recycler)
-
         radarSatName = view.findViewById(R.id.radar_sat_name)
         radarMaxEl = view.findViewById(R.id.radar_maxEl)
         radarAos = view.findViewById(R.id.radar_aos)
         radarLos = view.findViewById(R.id.radar_los)
+        transNoFound = view.findViewById(R.id.radar_trans_no_found)
 
+        setupRadarView()
+        setupTransRecycler()
+    }
+
+    private fun setupTransRecycler() {
+        transAdapter = TransAdapter()
+        transRecycler.apply {
+            layoutManager = LinearLayoutManager(activity as MainActivity)
+            adapter = transAdapter
+        }
+        lifecycleScope.launch {
+            val transList = viewModel.getTransmittersForSat(satPass.tle.catnum)
+            if (transList.isNotEmpty()) {
+                transAdapter.setList(transList)
+                transAdapter.notifyDataSetChanged()
+            } else {
+                transRecycler.visibility = View.INVISIBLE
+                transNoFound.visibility = View.VISIBLE
+            }
+        }
+    }
+
+    private fun setupRadarView() {
         radarView = RadarView(activity as MainActivity)
         radarSkyFrame.addView(radarView)
 

app/src/main/java/com/rtbishop/lookingsat/ui/SatPassAdapter.kt

@@ -12,7 +12,9 @@ import com.rtbishop.lookingsat.repo.SatPass
 import java.text.SimpleDateFormat
 import java.util.*
 
-class SatPassAdapter : RecyclerView.Adapter<SatPassAdapter.ViewHolder>() {
+class SatPassAdapter : RecyclerView.Adapter<SatPassAdapter.PassHolder>() {
+
+    inner class PassHolder(itemView: View) : RecyclerView.ViewHolder(itemView)
 
     private var satPassList = emptyList<SatPass>()
 
@@ -24,14 +26,14 @@ class SatPassAdapter : RecyclerView.Adapter<SatPassAdapter.ViewHolder>() {
         return satPassList.size
     }
 
-    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): PassHolder {
         val itemView = LayoutInflater
             .from(parent.context)
             .inflate(R.layout.sat_pass_card, parent, false)
-        return ViewHolder(itemView)
+        return PassHolder(itemView)
     }
 
-    override fun onBindViewHolder(holder: ViewHolder, position: Int) {
+    override fun onBindViewHolder(holder: PassHolder, position: Int) {
         val satPass = satPassList[position]
 
         val satName = holder.itemView.findViewById<TextView>(R.id.card_sat_name)
@@ -56,6 +58,4 @@ class SatPassAdapter : RecyclerView.Adapter<SatPassAdapter.ViewHolder>() {
             holder.itemView.findNavController().navigate(R.id.action_nav_sky_to_nav_radar, bundle)
         }
     }
-
-    inner class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView)
 }

app/src/main/java/com/rtbishop/lookingsat/ui/TransAdapter.kt

@@ -0,0 +1,95 @@
+package com.rtbishop.lookingsat.ui
+
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+import com.rtbishop.lookingsat.R
+import com.rtbishop.lookingsat.repo.Transmitter
+
+class TransAdapter : RecyclerView.Adapter<TransAdapter.TransHolder>() {
+
+    inner class TransHolder(itemView: View) : RecyclerView.ViewHolder(itemView)
+
+    private var transList = emptyList<Transmitter>()
+
+    fun setList(list: List<Transmitter>) {
+        transList = list
+    }
+
+    override fun getItemCount(): Int {
+        return transList.size
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): TransHolder {
+        val itemView = LayoutInflater
+            .from(parent.context)
+            .inflate(R.layout.card_transmitter, parent, false)
+        return TransHolder(itemView)
+    }
+
+    override fun onBindViewHolder(holder: TransHolder, position: Int) {
+        val context = holder.itemView.context
+        val freqDivider = 1000000f
+        val transmitter = transList[position]
+        val description = holder.itemView.findViewById<TextView>(R.id.trans_description)
+        val downlink = holder.itemView.findViewById<TextView>(R.id.trans_downlink)
+        val uplink = holder.itemView.findViewById<TextView>(R.id.trans_uplink)
+        val mode = holder.itemView.findViewById<TextView>(R.id.trans_mode)
+        val inverted = holder.itemView.findViewById<TextView>(R.id.trans_inverted)
+
+        description.text = transmitter.description
+
+        if (transmitter.downlinkLow != null && transmitter.downlinkHigh == null) {
+            downlink.text = String.format(
+                context.getString(R.string.pattern_trans_downlink_low),
+                transmitter.downlinkLow / freqDivider
+            )
+        } else if (transmitter.downlinkLow != null && transmitter.downlinkHigh != null) {
+            downlink.text = String.format(
+                context.getString(R.string.pattern_trans_downlink_lowHigh),
+                transmitter.downlinkLow / freqDivider,
+                transmitter.downlinkHigh / freqDivider
+            )
+        } else {
+            downlink.text = context.getString(R.string.no_downlink)
+        }
+
+        if (transmitter.uplinkLow != null && transmitter.uplinkHigh == null) {
+            uplink.text = String.format(
+                context.getString(R.string.pattern_trans_uplink_low),
+                transmitter.uplinkLow / freqDivider
+            )
+        } else if (transmitter.uplinkLow != null && transmitter.uplinkHigh != null) {
+            uplink.text = String.format(
+                context.getString(R.string.pattern_trans_uplink_lowHigh),
+                transmitter.uplinkLow / freqDivider,
+                transmitter.uplinkHigh / freqDivider
+            )
+        } else {
+            uplink.text = context.getString(R.string.no_uplink)
+        }
+
+        if (transmitter.mode != null) {
+            mode.text =
+                String.format(
+                    context.getString(R.string.pattern_trans_mode),
+                    transmitter.mode
+                )
+        } else {
+            mode.text = context.getString(R.string.no_mode)
+        }
+        if (transmitter.isInverted) {
+            inverted.text = String.format(
+                context.getString(R.string.pattern_trans_inverted),
+                context.getString(R.string.yes)
+            )
+        } else {
+            inverted.text = String.format(
+                context.getString(R.string.pattern_trans_inverted),
+                context.getString(R.string.no)
+            )
+        }
+    }
+}

app/src/main/res/layout/card_transmitter.xml

@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/card_trans"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_marginStart="4dp"
+    android:layout_marginTop="4dp"
+    android:layout_marginEnd="4dp"
+    app:cardElevation="4dp">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <TextView
+            android:id="@+id/trans_description"
+            style="@style/CardTransText"
+            android:layout_marginStart="8dp"
+            android:layout_marginTop="4dp"
+            android:text="@string/trans_description"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <TextView
+            android:id="@+id/trans_downlink"
+            style="@style/CardTransText"
+            android:text="@string/trans_downlink"
+            app:layout_constraintStart_toStartOf="@+id/trans_description"
+            app:layout_constraintTop_toBottomOf="@+id/trans_description" />
+
+        <TextView
+            android:id="@+id/trans_uplink"
+            style="@style/CardTransText"
+            android:text="@string/trans_uplink"
+            app:layout_constraintStart_toStartOf="@+id/trans_description"
+            app:layout_constraintTop_toBottomOf="@+id/trans_downlink" />
+
+        <TextView
+            android:id="@+id/trans_mode"
+            style="@style/CardTransText"
+            android:layout_marginBottom="4dp"
+            android:text="@string/trans_mode"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="@+id/trans_description"
+            app:layout_constraintTop_toBottomOf="@+id/trans_uplink" />
+
+        <TextView
+            android:id="@+id/trans_inverted"
+            style="@style/CardTransText"
+            android:layout_marginEnd="8dp"
+            android:text="@string/trans_inverted"
+            app:layout_constraintBaseline_toBaselineOf="@+id/trans_mode"
+            app:layout_constraintEnd_toEndOf="parent" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</com.google.android.material.card.MaterialCardView>

app/src/main/res/layout/fragment_radar.xml

@@ -17,29 +17,16 @@
 
     </FrameLayout>
 
-    <androidx.recyclerview.widget.RecyclerView
-        android:id="@+id/radar_recycler"
-        android:layout_width="match_parent"
-        android:layout_height="0dp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/radar_sky_frame" />
-
     <TextView
         android:id="@+id/radar_sat_name"
-        android:layout_width="0dp"
+        style="@style/RadarText"
-        android:layout_height="wrap_content"
         android:text="@string/card_sat_name"
-        app:layout_constraintEnd_toEndOf="@+id/radar_aos"
         app:layout_constraintStart_toStartOf="@+id/radar_aos"
         app:layout_constraintTop_toTopOf="@+id/radar_maxEl" />
 
     <TextView
         android:id="@+id/radar_maxEl"
-        android:layout_width="wrap_content"
+        style="@style/RadarText"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="4dp"
         android:layout_marginEnd="4dp"
         android:text="@string/card_max_el"
         app:layout_constraintEnd_toEndOf="@+id/radar_sky_frame"
@@ -47,21 +34,45 @@
 
     <TextView
         android:id="@+id/radar_aos"
-        android:layout_width="wrap_content"
+        style="@style/RadarText"
-        android:layout_height="wrap_content"
         android:layout_marginStart="4dp"
-        android:layout_marginBottom="4dp"
         android:text="@string/card_pass_aos_time"
         app:layout_constraintBottom_toBottomOf="@+id/radar_sky_frame"
         app:layout_constraintStart_toStartOf="@+id/radar_sky_frame" />
 
     <TextView
         android:id="@+id/radar_los"
-        android:layout_width="wrap_content"
+        style="@style/RadarText"
-        android:layout_height="wrap_content"
         android:layout_marginEnd="4dp"
-        android:layout_marginBottom="4dp"
         android:text="@string/card_pass_los_time"
         app:layout_constraintBottom_toBottomOf="@+id/radar_sky_frame"
         app:layout_constraintEnd_toEndOf="@+id/radar_sky_frame" />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/radar_recycler"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/radar_trans_header" />
+
+    <TextView
+        android:id="@+id/radar_trans_header"
+        style="@style/RadarText"
+        android:text="@string/trans_header"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.5"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/radar_sky_frame" />
+
+    <TextView
+        android:id="@+id/radar_trans_no_found"
+        style="@style/RadarText"
+        android:text="@string/no_trans"
+        android:visibility="invisible"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.5"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/radar_trans_header" />
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/sat_pass_card.xml

@@ -3,11 +3,10 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:id="@+id/card_view"
     style="@style/CardSatPass"
-    android:layout_height="104dp"
     android:layout_marginStart="4dp"
     android:layout_marginTop="4dp"
     android:layout_marginEnd="4dp"
-    app:cardElevation="8dp">
+    app:cardElevation="4dp">
 
     <androidx.constraintlayout.widget.ConstraintLayout
         android:layout_width="match_parent"
@@ -29,10 +28,10 @@
             style="@style/CardSatPass.SideText"
             android:layout_width="0dp"
             android:layout_height="0dp"
-            android:layout_marginTop="8dp"
+            android:layout_marginTop="4dp"
             android:text="@string/card_sat_name"
             app:layout_constraintBottom_toTopOf="@+id/card_pass_vector"
-            app:layout_constraintEnd_toEndOf="@+id/card_pass_vector"
+            app:layout_constraintEnd_toStartOf="@+id/card_max_el"
             app:layout_constraintStart_toStartOf="@+id/card_pass_vector"
             app:layout_constraintTop_toTopOf="parent" />
 
@@ -40,12 +39,12 @@
             android:id="@+id/card_pass_vector"
             style="@style/CardSatPass.SideText"
             android:layout_width="0dp"
-            android:layout_marginStart="8dp"
+            android:layout_marginStart="4dp"
-            android:layout_marginEnd="8dp"
+            android:layout_marginBottom="4dp"
             android:text="@string/card_pass_vector"
+            app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toStartOf="@+id/card_max_el"
-            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
-            app:layout_constraintTop_toBottomOf="@+id/card_max_el" />
 
         <TextView
             android:id="@+id/card_max_el"
@@ -59,17 +58,20 @@
         <TextView
             android:id="@+id/card_pass_start"
             style="@style/CardSatPass.SideText"
-            android:layout_marginEnd="8dp"
+            android:layout_marginTop="4dp"
+            android:layout_marginEnd="4dp"
             android:text="@string/card_pass_aos_time"
-            app:layout_constraintBottom_toTopOf="@+id/card_max_el"
+            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintEnd_toEndOf="parent" />
+            app:layout_constraintTop_toTopOf="@+id/imageView" />
 
         <TextView
             android:id="@+id/card_pass_end"
             style="@style/CardSatPass.SideText"
+            android:layout_marginEnd="4dp"
+            android:layout_marginBottom="4dp"
             android:text="@string/card_pass_los_time"
-            app:layout_constraintStart_toStartOf="@+id/card_pass_start"
+            app:layout_constraintBottom_toBottomOf="@+id/imageView"
-            app:layout_constraintTop_toBottomOf="@+id/card_max_el" />
+            app:layout_constraintEnd_toEndOf="parent" />
 
     </androidx.constraintlayout.widget.ConstraintLayout>
 </com.google.android.material.card.MaterialCardView>

app/src/main/res/values/strings.xml

@@ -39,7 +39,29 @@
     <string name="pass_pref_tv_maxEl">Show passes with max elevation above</string>
     <string name="pass_pref_hint_maxEl">Max elevation</string>
 
+    <string name="no">No</string>
+    <string name="yes">Yes</string>
+
+    <string name="no_mode">Mode: Null</string>
+    <string name="no_uplink">Uplink: Null</string>
+    <string name="no_downlink">Downlink: Null</string>
+    <string name="no_trans">No transmitters found for this Satellite</string>
+
+    <string name="trans_description">ARGOS-3 A-DCS 465.9875MHz</string>
+    <string name="trans_downlink">Downlink: 465.9875 MHz</string>
+    <string name="trans_uplink">Uplink: 465.9875 MHz</string>
+    <string name="trans_mode">Mode: BPSK400</string>
+    <string name="trans_inverted">Inverted: Yes</string>
+    <string name="trans_header">Transmitters:</string>
+
     <string name="pattern_aos">AOS -%02d:%02d:%02d</string>
+    <string name="pattern_trans_mode">Mode: %s</string>
+    <string name="pattern_trans_inverted">Inverted: %s</string>
+    <string name="pattern_trans_uplink_low">Uplink: %.4f MHz</string>
+    <string name="pattern_trans_uplink_lowHigh">Uplink: %.4f - %.4f MHz</string>
+    <string name="pattern_trans_downlink_low">Downlink: %.4f MHz</string>
+    <string name="pattern_trans_downlink_lowHigh">Downlink: %.4f - %.4f MHz</string>
+
     <string name="map_content">Nasa Map</string>
     <string name="placeholder">Placeholder</string>
 </resources>

app/src/main/res/values/styles.xml

@@ -85,4 +85,16 @@
         <item name="android:textStyle">bold</item>
     </style>
 
+    <style name="RadarText">
+        <item name="android:layout_width">wrap_content</item>
+        <item name="android:layout_height">wrap_content</item>
+        <item name="android:textSize">14sp</item>
+    </style>
+
+    <style name="CardTransText">
+        <item name="android:layout_width">wrap_content</item>
+        <item name="android:layout_height">wrap_content</item>
+        <item name="android:textSize">16sp</item>
+    </style>
+
 </resources>